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JEE Main & Advanced JEE Main Paper (Held On 26 May 2012)

  • question_answer
    The door of a working refrigerator is left open in a well insulated room. The temperature of air in the room will   JEE Main Online Paper (Held On 26-May-2012)  

    A) decrease

    B)                         increase in winters and decrease in summers

    C) remain the same             

    D)                        increase

    Correct Answer: D

    Solution :

                    In a refrigerator, the heat dissipated in the atmosphere is more than that taken from the cooling chamber, therefore the room is heated. If the door of a refrigerator is kept open.


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